Dimmable 3x3w 9w Led Mr16 Base Flood 60 degree Cool White Bulb 6000k (Cool White),if You Want to Have Dimmable Function , Please Use Dc 12v Transformer Driver for Dimmer . Then the Bulbs Can Be Dimmered 1Pcs 3X3W 9W 12V Dimmable MR16 LED with Wide Flood 60 degree Led lamp Cool White color temperature 6000K  200 (cool white) dimmable High luminous intensity output: 550LM  10% Higher energy efficiency & Spaced Edge for Heat Sink Cool beam (no UV or thermal radiation), Solid State - Fast Turn-On